Datasheet Summary
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MAY 2001
PRELIMINARY
REV. P1.1.8
THREE CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
GENERAL DESCRIPTION
The XRT72L53, 3 Channel DS3/E3 Framer IC is designed to accept User Data from the Terminal Equipment and insert this data into the Payload bit-fields within an Outbound DS3/E3 Data Stream. Further, the Framer IC is also designed to receive an Inbound DS3/E3 Data Stream (from the Remote Terminal Equipment) and extract out the User Data. The XRT72L53 DS3/E3 Framer device is designed to support full-duplex data flow between Terminal Equipment and an LIU (Line Interface Unit) IC. The Framer Device will transmit, receive and process data in the DS3-C-bit...